阅读说明：本技术 一种轧机用大功率变流器散热装置 (High-power converter heat abstractor for rolling mill ) 是由 何静 张昌凡 刘建华 胡家喜 马振宁 南永辉 于 2020-12-22 设计创作，主要内容包括：本发明涉及轧机用器械技术领域,且公开了一种轧机用大功率变流器散热装置,包括外框,所述外框的顶部栓接有水箱,所述水箱的一侧连通有泵机；本发明通过设置限位盒、固定杆、滑杆、复位弹簧、限位卡块、滤板和卡槽,解决了目前市场上的轧机用大功率变流器散热装置无法对散热装置上的滤网进行更换,容易造成滤网堵塞,导致散热装置发生损坏,大大增加了生产成本,影响生产效率的问题,该轧机用大功率变流器散热装置,具备方便更换滤网的优点,能够方便将滤网进行更换,大大提高了散热效果,避免出现装置损坏的情况,延长了使用寿命,值得推广使用。(The invention relates to the technical field of instruments for a rolling mill, and discloses a high-power converter heat dissipation device for the rolling mill, which comprises an outer frame, wherein a water tank is bolted to the top of the outer frame, and one side of the water tank is communicated with a pump; the high-power converter heat dissipation device for the rolling mill has the advantages of being convenient to replace the filter screen, capable of conveniently replacing the filter screen, greatly improving the heat dissipation effect, avoiding the damage of the device, prolonging the service life and being worthy of popularization and application.)

1. The utility model provides a high-power converter heat abstractor for rolling mill, includes frame (1), its characterized in that: a water tank (2) is bolted to the top of the outer frame (1), a water changing port (21) is formed in the center of the top of the water tank (2), and a tank cover (22) is arranged on the top of the water changing port (21); one side of the water tank (2) is communicated with a pump (3), a water outlet pipe of the pump (3) extends to the inside of the outer frame (1) and is communicated with water cooling pipes (4), the water cooling pipes (4) are uniformly arranged in the outer frame (1), supporting rods (18) are fixedly sleeved on the outer sides of the water cooling pipes (4), and the number of the supporting rods (18) is two; the water cooling device is characterized in that a water outlet pipe of the water cooling pipe (4) extends out of the top of the outer frame (1) and is communicated with the other side of the water tank (2), a fan mechanism (5) is arranged inside the outer frame (1) and on the left side of the water cooling pipe (4), the fan mechanism (5) comprises a connecting plate (16), two heat dissipation fans (17) are arranged inside the connecting plate (16), and the number of the heat dissipation fans (17) is two and corresponds to that of the filter plate (14); the right side bolt of frame (1) has connect fixed plate (6), both sides are all bolted connection around fixed plate (6) have mounting panel (7), the right side of frame (1) is all bolted connection spacing box (8), the center department at spacing box (8) top is pegged graft and is had thread bush (9).

2. The heat sink for the high-power converter for the rolling mill according to claim 1, wherein: mounting holes (19) are formed in the top of the mounting plate (7), and the number of the mounting holes (19) is six.

3. The heat sink for the high-power converter for the rolling mill according to claim 1, wherein: and one sides of the water inlet and the water outlet of the water cooling pipe (4) are provided with water stop valves (20).

4. The heat sink for the high-power converter for the rolling mill according to claim 1, wherein: the inner thread of the threaded sleeve (9) is connected with a fixed rod (10), and sliding rods (11) are bolted to two sides of the bottom of the inner wall of the limiting box (8).

5. The heat sink for the high-power converter for the rolling mill according to claim 7, wherein: the outer side of the sliding rod (11) is sleeved with return springs (12), and the tops of the two return springs (12) are bolted with limiting clamping blocks (13).

6. The heat sink for the high-power converter for the rolling mill according to claim 1, wherein: the right side of the outer frame (1) is provided with a filter plate (14).

7. The heat sink for the high-power converter for the rolling mill according to claim 9, wherein: the top of the filter plate (14) is provided with a clamping groove (15), and the limiting clamping block (13) is matched with the clamping groove (15).

Technical Field

The invention relates to the technical field of instruments for a rolling mill, in particular to a high-power converter heat dissipation device for the rolling mill.

Background

The converter is an electrical equipment which changes the voltage, frequency, phase number and other electric quantity or characteristic of the power supply system, in the practical application occasions, some occasions need to change the alternating current power supply into the direct current power supply, namely a rectification circuit, in other occasions need to change the direct current power supply into the alternating current power supply, the reverse process corresponding to the rectification is defined as an inverter circuit, under a certain condition, one set of thyristor circuit can be used as both the rectification circuit and the inverter circuit, and the device is called as the converter.

The rolling mill is with high-power converter can produce a large amount of heats when using, needs a heat abstractor to carry out the heat dissipation processing, and the rolling mill on the present market is with high-power converter heat abstractor can't change the filter screen on the heat abstractor, causes the filter screen to block up easily, leads to heat abstractor to take place to damage, greatly increased manufacturing cost, influence production efficiency, for this we have proposed a rolling mill is with high-power converter heat abstractor to solve the problem that above-mentioned exists.

Disclosure of Invention

The invention aims to provide a high-power converter heat dissipation device for a rolling mill, which has the advantage of convenience in replacing a filter screen and solves the problems that the filter screen on the heat dissipation device cannot be replaced by the high-power converter heat dissipation device for the rolling mill in the current market, the filter screen is easy to block, the heat dissipation device is damaged, the production cost is greatly increased, and the production efficiency is influenced.

In order to achieve the purpose, the invention provides the following technical scheme: a high-power converter heat dissipation device for a rolling mill comprises an outer frame, wherein a water tank is bolted to the top of the outer frame, one side of the water tank is communicated with a pump, a water outlet pipe of the pump extends into the outer frame and is communicated with a water-cooling pipe, a water outlet pipe of the water-cooling pipe extends out of the top of the outer frame and is communicated with the other side of the water tank, a fan mechanism is arranged in the outer frame and on the left side of the water-cooling pipe, a fixed plate is bolted to the right side of the outer frame, mounting plates are bolted to the front side and the rear side of the fixed plate, a limit box is bolted to the right side of the outer frame, a threaded sleeve is inserted into the center of the top of the limit box, a fixed rod is connected to the internal thread of the threaded sleeve, slide rods are bolted to the two sides of the bottom of the inner wall of the limit box, return springs are, the right side of frame is provided with the filter plate, the draw-in groove has been seted up at the top of filter plate, and spacing fixture block and draw-in groove looks adaptation.

Preferably, the fan mechanism comprises a connecting plate, two cooling fans are arranged inside the connecting plate, and the two cooling fans correspond to the filter plates.

Preferably, the water-cooling pipes are uniformly arranged in the outer frame, the outer sides of the water-cooling pipes are fixedly sleeved with the supporting rods, and the number of the supporting rods is two.

Preferably, the top of the mounting plate is provided with six mounting holes.

Preferably, one side of the water inlet and one side of the water outlet of the water cooling pipe are both provided with a water stop valve.

Preferably, a water changing port is formed in the center of the top of the water tank, and a tank cover is arranged on the top of the water changing port.

Compared with the prior art, the invention has the following beneficial effects:

the high-power converter heat dissipation device for the rolling mill has the advantages of being convenient to replace the filter screen, capable of conveniently replacing the filter screen, greatly improving the heat dissipation effect, avoiding the device damage, prolonging the service life and worthy of popularization and application.

Drawings

FIG. 1 is a schematic sectional elevation view of the structure of the present invention;

FIG. 2 is a schematic right sectional view of the structure of the present invention;

FIG. 3 is a schematic right-view of the structure of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 1 according to the present invention.

In the figure: 1. an outer frame; 2. a water tank; 3. a pump machine; 4. a water-cooled tube; 5. a fan mechanism; 6. a fixing plate; 7. mounting a plate; 8. a limiting box; 9. a threaded sleeve; 10. fixing the rod; 11. a slide bar; 12. a return spring; 13. a limiting clamping block; 14. filtering the plate; 15. a card slot; 16. a connecting plate; 17. a heat radiation fan; 18. a support bar; 19. mounting holes; 20. a water stop valve; 21. changing a water gap; 22. and a box cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a high-power converter heat dissipation device for a rolling mill comprises an outer frame 1, a water tank 2 is bolted at the top of the outer frame 1, one side of the water tank 2 is communicated with a pump 3, a water outlet pipe of the pump 3 extends into the outer frame 1 and is communicated with a water cooling pipe 4, a water outlet pipe of the water cooling pipe 4 extends out of the top of the outer frame 1 and is communicated with the other side of the water tank 2, a fan mechanism 5 is arranged in the outer frame 1 and is positioned at the left side of the water cooling pipe 4, a fixing plate 6 is bolted at the right side of the outer frame 1, mounting plates 7 are bolted at the front side and the rear side of the fixing plate 6, a limit box 8 is bolted at the right side of the outer frame 1, a threaded sleeve 9 is spliced at the center of the top of the limit box 8, a fixing rod 10 is connected with internal threads of the threaded sleeve 9, slide rods 11 are bolted at both sides of the bottom of the, frame 1's right side is provided with filter plate 14, draw-in groove 15 has been seted up at filter plate 14's top, and spacing fixture block 13 and draw-in groove 15 looks adaptation, through setting up spacing box 8, dead lever 10, slide bar 11, reset spring 12, spacing fixture block 13 and draw-in groove 15, it can't change the filter screen on the heat abstractor to have solved the high-power converter heat abstractor for the rolling mill on the existing market, cause the filter screen to block up easily, lead to heat abstractor to take place to damage, greatly increased manufacturing cost, influence production efficiency's problem, this high-power converter heat abstractor for the rolling mill, possess the advantage of conveniently changing the filter screen, can conveniently change the filter screen, the radiating effect has been improved greatly, the condition of device damage is avoided appearing, service.

Further, the fan mechanism 5 includes a connecting plate 16, the inside of the connecting plate 16 is provided with two cooling fans 17, the number of the cooling fans 17 is two, and the two cooling fans 17 correspond to the filter plate 14, and through the arrangement of the connecting plate 16 and the cooling fans 17, the cooling efficiency can be improved, and the cooling is more sufficient.

Further, water-cooled tube 4 is at the inside align to grid of frame 1, and the outside of water-cooled tube 4 is fixed to be cup jointed bracing piece 18, and the quantity of bracing piece 18 is two, through setting up bracing piece 18, can fix water-cooled tube 4, improves the security.

Further, mounting hole 19 has been seted up at the top of mounting panel 7, and the quantity of mounting hole 19 is six, through setting up mounting hole 19, can fix the device, uses more stably.

Furthermore, one side of the water inlet and the water outlet of the water cooling tube 4 is provided with a water stop valve 20, and the water cooling tube 4 can prevent backflow and greatly improve the heat dissipation efficiency by arranging the water stop valve 20.

Further, the center department at the water tank 2 top has seted up and has traded mouth of a river 21, trades the top of mouth of a river 21 and is provided with case lid 22, through establishing and trading mouth of a river 21 and case lid 22, can change the circulating liquid in the water tank 2, and it is more convenient to use.

During the use, install the device through mounting hole 19 on the mounting panel 7, open radiator fan 17 on pump machine 3 and the connecting plate 16 after the installation is accomplished, the coolant liquid in the water tank 2 passes through in pump machine 3 gets into water-cooled tube 4 this moment, and form the circulation in backward flow to water tank 2, and through radiator fan 17, improve the radiating efficiency greatly, when needing to change filter plate 14, twist dead lever 10, drive spacing fixture block 13 rebound through reset spring 12 on the slide bar 11 this moment, remove from draw-in groove 15 and can take out filter plate 14, change the dead lever 10 again and twist and move and can accomplish fixed operation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.